3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = array( 0=> 'ParamValue', 2 => 'ParamValue', 3 => 'ParamValue', 4 => 'ParamValue', 5 => 'ParamValue'); $keys =array(); Foreach($arr as $key =>$val){ $keys[] = $val . $key; } $result = array_combine($keys, $arr); Var_dump($result);

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.4.120.0070.00420.26
8.4.110.0130.00517.82
8.4.100.0130.00717.48
8.4.90.0140.00618.72
8.4.80.0130.00719.71
8.4.70.0050.00517.85
8.4.60.0130.00819.05
8.4.50.0090.01119.41
8.4.40.0090.01219.57
8.4.30.0070.01419.32
8.4.20.0140.00319.37
8.4.10.0030.00717.69
8.3.250.0110.01018.95
8.3.240.0060.00416.58
8.3.230.0100.00916.71
8.3.220.0050.00317.30
8.3.210.0090.01018.54
8.3.200.0060.00316.71
8.3.190.0050.00417.04
8.3.180.0060.00216.75
8.3.170.0110.00717.09
8.3.160.0100.01016.70
8.3.150.0130.00916.99
8.3.140.0060.00320.72
8.3.130.0060.00318.53
8.3.120.0080.00018.70
8.3.110.0070.00418.22
8.3.100.0030.00716.54
8.3.90.0030.00526.77
8.3.80.0040.00716.50
8.3.70.0150.00718.68
8.3.60.0070.01118.29
8.3.50.0080.00916.57
8.3.40.0030.01018.75
8.3.30.0140.00018.85
8.3.20.0040.00822.10
8.3.10.0110.00420.91
8.3.00.0040.00420.90
8.2.290.0130.00620.63
8.2.280.0060.00318.30
8.2.270.0060.01216.54
8.2.260.0000.00818.71
8.2.250.0070.01116.34
8.2.240.0150.00018.70
8.2.230.0050.00320.94
8.2.220.0100.00324.06
8.2.210.0140.00026.77
8.2.200.0040.00416.50
8.2.190.0140.00716.75
8.2.180.0110.00716.50
8.2.170.0120.00318.99
8.2.160.0070.00720.17
8.2.150.0000.00824.18
8.2.140.0050.00324.66
8.2.130.0000.00820.94
8.2.120.0000.01026.35
8.2.110.0100.00020.99
8.2.100.0110.00020.39
8.2.90.0030.00519.52
8.2.80.0000.00817.97
8.2.70.0030.00618.05
8.2.60.0040.00418.22
8.2.50.0030.00718.10
8.2.40.0040.00420.60
8.2.30.0040.00419.19
8.2.20.0020.00518.18
8.2.10.0050.00318.00
8.2.00.0000.00718.00
8.1.330.0100.00823.55
8.1.320.0090.00717.57
8.1.310.0110.00418.50
8.1.300.0130.00617.61
8.1.290.0060.00630.84
8.1.280.0150.00625.92
8.1.270.0000.00823.79
8.1.260.0060.01126.35
8.1.250.0080.00028.09
8.1.240.0090.00022.05
8.1.230.0070.00420.81
8.1.220.0000.00817.74
8.1.210.0040.00419.16
8.1.200.0040.00417.35
8.1.190.0090.00017.23
8.1.180.0000.01018.10
8.1.170.0000.00818.61
8.1.160.0080.00019.11
8.1.150.0050.00218.88
8.1.140.0040.00419.49
8.1.130.0000.00718.89
8.1.120.0050.00317.37
8.1.110.0080.00017.48
8.1.100.0070.00317.49
8.1.90.0040.00417.48
8.1.80.0050.00217.44
8.1.70.0000.00717.48
8.1.60.0040.00417.47
8.1.50.0040.00417.52
8.1.40.0050.00317.47
8.1.30.0000.00817.48
8.1.20.0060.00317.51
8.1.10.0000.00717.57
8.1.00.0050.00317.32
8.0.300.0080.00021.65
8.0.290.0060.00316.63
8.0.280.0030.00518.52
8.0.270.0000.00717.26
8.0.260.0030.00319.01
8.0.250.0070.00016.91
8.0.240.0000.00817.00
8.0.230.0000.00816.86
8.0.220.0030.00316.89
8.0.210.0000.00716.91
8.0.200.0040.00416.84
8.0.190.0000.00816.89
8.0.180.0000.00716.80
8.0.170.0020.00516.84
8.0.160.0040.00416.86
8.0.150.0040.00416.84
8.0.140.0030.00316.78
8.0.130.0030.00513.36
8.0.120.0030.00616.90
8.0.110.0070.00016.95
8.0.100.0000.00816.96
8.0.90.0080.00016.96
8.0.80.0060.01016.91
8.0.70.0040.00416.92
8.0.60.0070.00016.89
8.0.50.0000.00716.88
8.0.30.0110.00517.15
8.0.20.0150.00717.40
8.0.10.0000.00816.89
8.0.00.0100.01016.62
7.4.330.0060.00015.55
7.4.320.0040.00416.51
7.4.300.0070.00016.61
7.4.290.0050.00216.53
7.4.280.0030.00516.59
7.4.270.0030.00316.49
7.4.260.0050.00316.47
7.4.250.0000.00816.47
7.4.240.0030.00316.46
7.4.230.0040.00416.58
7.4.220.0060.01416.37
7.4.210.0140.00016.56
7.4.200.0000.00716.60
7.4.160.0080.00816.53
7.4.150.0070.01117.40
7.4.140.0120.00617.86
7.4.130.0150.00416.52
7.4.120.0130.00616.48
7.4.110.0080.01016.54
7.4.100.0080.01216.34
7.4.90.0080.01016.49
7.4.80.0130.00717.98
7.4.70.0140.00316.49
7.4.60.0030.01416.46
7.4.50.0090.00716.50
7.4.40.0080.01216.50
7.4.30.0130.00616.54
7.4.20.0100.01016.72
7.4.10.0070.01116.36
7.4.00.0050.00915.50
7.3.330.0020.00213.17
7.3.320.0000.00613.14
7.3.310.0000.00716.20
7.3.300.0000.00716.18
7.3.290.0080.00716.21
7.3.280.0080.00816.24
7.3.270.0150.00317.40
7.3.260.0090.00916.39
7.3.250.0100.00916.22
7.3.240.0070.01116.45
7.3.230.0050.01216.42
7.3.220.0070.01416.38
7.3.210.0080.01016.58
7.3.200.0080.01116.35
7.3.190.0040.01316.42
7.3.180.0080.01216.37
7.3.170.0080.00916.23
7.3.160.0090.00916.37
7.3.150.0130.00716.64
7.3.140.0060.01216.57
7.3.130.0120.00616.21
7.3.120.0060.01115.61
7.3.110.0110.01015.67
7.3.100.0060.01115.80
7.3.90.0080.00815.56
7.3.80.0070.00915.69
7.3.70.0070.01115.65
7.3.60.0080.00715.68
7.3.50.0050.00815.45
7.3.40.0060.01115.43
7.3.30.0080.00615.58
7.3.20.0090.00916.52
7.3.10.0070.00616.53
7.3.00.0070.00816.51
7.2.340.0090.00916.66
7.2.330.0180.00516.75
7.2.320.0120.00716.63
7.2.310.0050.01316.60
7.2.300.0110.00716.54
7.2.290.0110.00616.74
7.2.280.0060.01616.74
7.2.270.0060.01216.51
7.2.260.0060.01216.50
7.2.250.0060.01215.89
7.2.240.0100.00815.71
7.2.230.0100.00815.86
7.2.220.0090.00815.96
7.2.210.0090.00715.73
7.2.200.0080.00815.68
7.2.190.0090.00815.94
7.2.180.0100.01015.95
7.2.170.0050.01115.80
7.2.160.0130.00316.55
7.2.150.0110.00716.80
7.2.140.0090.00916.58
7.2.130.0050.00916.85
7.2.120.0050.01116.76
7.2.110.0070.01116.60
7.2.100.0090.00716.72
7.2.90.0150.00616.49
7.2.80.0070.01016.77
7.2.70.0100.00516.62
7.2.60.0110.00516.81
7.2.50.0070.01116.81
7.2.40.0040.01216.71
7.2.30.0080.00716.84
7.2.20.0100.00916.82
7.2.10.0130.00516.57
7.2.00.0190.00616.91
7.1.330.0120.00515.71
7.1.320.0060.01015.63
7.1.310.0200.00815.67
7.1.300.0020.01315.58
7.1.290.0110.00515.63
7.1.280.0090.00615.59
7.1.270.0070.00915.57
7.1.260.0060.00615.45
7.1.250.0070.01015.53
7.1.240.0100.00715.56
7.1.230.0020.01315.63
7.1.220.0120.00515.37
7.1.210.0070.00715.55
7.1.200.0070.00915.63
7.1.190.0050.00815.67
7.1.180.0090.00515.71
7.1.170.0090.00715.65
7.1.160.0070.00915.46
7.1.150.0080.01215.43
7.1.140.0110.01315.64
7.1.130.0100.00815.37
7.1.120.0090.00715.49
7.1.110.0160.00415.58
7.1.100.0180.00815.46
7.1.90.0100.00815.63
7.1.80.0120.00915.46
7.1.70.0140.01215.46
7.1.60.0850.00721.57
7.1.50.0820.01021.33
7.1.40.0200.00721.18
7.1.30.0180.00921.37
7.1.20.0200.00721.30
7.1.10.0080.01215.11
7.1.00.0100.00915.25
7.0.330.0110.01015.32
7.0.320.0040.01215.13
7.0.310.0100.00415.23
7.0.300.0040.01515.28
7.0.290.0070.00915.23
7.0.280.0120.01115.30
7.0.270.0090.00915.31
7.0.260.0060.01315.09
7.0.250.0120.00815.29
7.0.240.0130.00315.38
7.0.230.0130.00615.39
7.0.220.0120.00515.29
7.0.210.0080.01115.37
7.0.200.0160.00915.24
7.0.190.0800.00715.19
7.0.180.0100.01015.01
7.0.170.0140.00814.96
7.0.160.0940.01114.98
7.0.150.0100.01014.96
7.0.140.0790.00515.09
7.0.130.0150.00615.21
7.0.120.0790.00615.06
7.0.110.0090.01015.13
7.0.100.0150.00715.15
7.0.90.0800.01215.06
7.0.80.0750.00915.13
7.0.70.0770.01015.09
7.0.60.0080.01115.04
7.0.50.0110.00915.03
7.0.40.0710.01114.35
7.0.30.0080.00814.35
7.0.20.0840.00914.28
7.0.10.0770.01014.37
7.0.00.0780.01014.30
5.6.400.0090.01216.16
5.6.390.0110.01515.76
5.6.380.0110.00715.26
5.6.370.0120.00816.09
5.6.360.0110.00816.26
5.6.350.0130.01115.73
5.6.340.0170.01215.73
5.6.330.0160.01215.84
5.6.320.0150.01216.12
5.6.310.0210.00816.22
5.6.300.0190.00515.86
5.6.290.0190.00915.66
5.6.280.0140.01015.75
5.6.270.0170.00715.97
5.6.260.0120.01216.07
5.6.250.0140.01116.11
5.6.240.0150.00415.80
5.6.230.0110.00815.90
5.6.220.0040.01516.02
5.6.210.0130.00716.05
5.6.200.0130.00715.86
5.6.190.0050.01415.87
5.6.180.0110.00815.72
5.6.170.0110.00815.86
5.6.160.0100.01015.84
5.6.150.0100.01015.93
5.6.140.0090.00915.88
5.6.130.0110.00715.71
5.6.120.0090.00915.54
5.6.110.0110.00716.14
5.6.100.0060.01215.86
5.6.90.0080.01215.88
5.6.80.0110.00915.50
5.6.70.0140.00715.69
5.6.60.0110.01015.94
5.6.50.0120.00815.81
5.6.40.0150.00415.54
5.6.30.0110.01015.69
5.6.20.0190.00315.82
5.6.10.0170.00315.98
5.6.00.0060.01215.88

preferences:
28.56 ms | 403 KiB | 5 Q